Triple

T2592827
Position Surface form Disambiguated ID Type / Status
Subject Peninsula rail corridor E58161 entity
Predicate usedBy P260 FINISHED
Object Amtrak Capitol Corridor (partly via shared approaches and connections) E13501 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Amtrak Capitol Corridor (partly via shared approaches and connections) | Statement: [Peninsula rail corridor, usedBy, Amtrak Capitol Corridor (partly via shared approaches and connections)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Capitol Corridor (partly via shared approaches and connections)
Context triple: [Peninsula rail corridor, usedBy, Amtrak Capitol Corridor (partly via shared approaches and connections)]
  • A. Amtrak Capitol Corridor chosen
    Amtrak Capitol Corridor is a passenger rail service in Northern California that connects Sacramento, the San Francisco Bay Area, and San Jose with frequent, commuter-oriented trains.
  • B. Amtrak Northeast Corridor routes
    Amtrak Northeast Corridor routes are the heavily traveled passenger rail lines connecting major cities from Boston through New York and Philadelphia to Washington, D.C., forming the busiest and most important rail corridor in the United States.
  • C. Amtrak Midwest services
    Amtrak Midwest services are a network of state-supported intercity passenger rail routes connecting major cities across the Midwestern United States.
  • D. Amtrak Cascades
    Amtrak Cascades is a passenger rail service in the Pacific Northwest that operates between Eugene, Oregon and Vancouver, British Columbia, connecting major cities such as Portland and Seattle.
  • E. Amtrak Heartland Flyer
    The Amtrak Heartland Flyer is a daily passenger train route that operates between Oklahoma City, Oklahoma, and Fort Worth, Texas, providing regional rail service through the Southern Plains.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab4ac019c8819094add11c46706e32 completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abd426e2d4819081a07920b4d2a1cc completed March 7, 2026, 7:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69af83bee4908190b5e446ddbf4e8889 completed March 10, 2026, 2:36 a.m.
Created at: March 6, 2026, 9:49 p.m.